patch test-cmd master config to include image policy plugin

Author: juanvallejo

hack/lib/start.sh

@@ -162,6 +162,7 @@ function os::start::internal::patch_master_config() {
 	local sudo=${USE_SUDO:+sudo}
 	cp "${SERVER_CONFIG_DIR}/master/master-config.yaml" "${SERVER_CONFIG_DIR}/master/master-config.orig.yaml"
 	openshift ex config patch "${SERVER_CONFIG_DIR}/master/master-config.orig.yaml" --patch="{\"etcdConfig\": {\"address\": \"${API_HOST}:${ETCD_PORT}\"}}" | \
+	openshift ex config patch - --patch="{\"pluginConfig\": {\"openshift.io/ImagePolicy\": {\"configuration\": {\"apiVersion\": \"v1\", \"executionRules\": [{\"matchImageAnnotations\": [{\"key\": \"images.openshift.io/deny-execution\", \"value\": \"true\"}], \"name\": \"execution-denied\", \"onResources\": [{\"resource\": \"pods\"}, {\"resource\": \"builds\"}], \"reject\": \"true\", \"skipOnResolutionFailure\": \"true\" }], \"kind\": \"ImagePolicyConfig\" }, \"location\": \"\"}}}" | \
 	openshift ex config patch - --patch="{\"etcdConfig\": {\"servingInfo\": {\"bindAddress\": \"${API_HOST}:${ETCD_PORT}\"}}}" | \
 	openshift ex config patch - --type json --patch="[{\"op\": \"replace\", \"path\": \"/etcdClientInfo/urls\", \"value\": [\"${API_SCHEME}://${API_HOST}:${ETCD_PORT}\"]}]" | \
 	openshift ex config patch - --patch="{\"etcdConfig\": {\"peerAddress\": \"${API_HOST}:${ETCD_PEER_PORT}\"}}" | \